/*

* Copyright (c) 2004-2007 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:  Psln application base view class.

*

*/

#ifndef C_PSLNBASEVIEW_H

#define C_PSLNBASEVIEW_H

#include <aknview.h>

#include <eikclb.h>

#include "psln.hrh"

#include "PslnConst.h"

class CPslnBaseContainer;

class CPslnUi;

class CPslnModel;

class CAknNavigationDecorator;

/**

*  CPslnBaseView base view class.

*

*/

class CPslnBaseView : public CAknView, public MEikListBoxObserver

    {

    public: // Constructors and destructor

        /**

        * C++ default constructor

        */

        CPslnBaseView();

        /**

        * Destructor.

        */

        ~CPslnBaseView();

    protected:

        /**

        * From MEikListBoxObserver.

        * Handles listbox events.

        * @param aListBox Listbox where the event occurred.

        * @param aEventType Event type.

        */

        void HandleListBoxEventL( CEikListBox* aListBox,

            TListBoxEvent aEventType );

        /**

        * From CAknView.

        * Called when view is activated.

        * @param aPrevViewId previous view id.

        * @param aCustomMessageId custom message id.

        * @param aCustomMessage custom message content.

        */

        void DoActivateL(

            const TVwsViewId& aPrevViewId,

            TUid aCustomMessageId,

            const TDesC8& aCustomMessage );

        /**

        * From CAknView.

        * Called when view is deactivated.

        */

        void DoDeactivate();

        /**

        * Creates container for this view.

        */

        virtual void CreateContainerL();

        /**

        * Creates a new container for this view.

        * Sub-class should implement this, as this is called by this

        * base class from DoActivateL.

        */

        virtual void NewContainerL() = 0;

        /**

        * Sets navi pane for the view.

        */

        virtual void SetNaviPaneL();

        /**

        * Called by HandleListBoxEventL.

        * Handles list box selections.

        */

        virtual void HandleListBoxSelectionL() = 0;

        /**

        * Called by HandleListBoxEventL.

        * Handles list box item highlight events.

        */

        virtual void HandleListBoxItemHighlightL() = 0;

        /**

        * Adds given resource text as MSK to CBA.

        *

        * @param aResourceId middle softkey label.

        * @param aCommandId command that should be performed when MSK

        *        is pressed.

        * @since S60 v3.1

        */

        virtual void SetMiddleSoftKeyLabelL(

            const TInt aResourceId,

            const TInt aCommandId );

        /**

        * From MEikMenuObserver.

        * Changes MenuPane dynamically.

        */

        virtual void DynInitMenuPaneL( TInt aResourceId, CEikMenuPane* aMenuPane );

        /**

        * Sets title pane to a view.

        * @since 5.0

        */

        virtual void SetTitlePaneL( TInt& aResourceId ) = 0;

       /**

        *Get the resorce id for CBA, The derived view change the CBA resource by overriding

        *this function.

        * @since 5.0

        */

        virtual TInt CbaResourceId( const TVwsViewId& aPrevViewId,TUid aCustomMessageId );

        /**

        * Called by HandleListBoxEventL.

        * Handles list box stylus down event.

        */

        virtual void HandleListBoxStylusDown();

        /**

        * Called by HandleListBoxEventL.

        * Handles list box stylus move event.

        */

        virtual void HandleListBoxStylusDrag();

    private:

        /* Remove container. */

        void RemoveContainer();

    protected: // Data

        /**

        * Container.

        * Not own.

        */

        CPslnBaseContainer* iContainer;

        /**

        * Application UI.

        * Not own.

        */

        CPslnUi* iPslnUi;

        /**

        * Model.

        * Not own.

        */

        CPslnModel* iModel;

        /**

        * Currently selected item.

        */

        TInt  iCurrentItem;

        /**

        * Navi pane.

        * Own.

        */

        CAknNavigationDecorator* iNaviPaneContext;

    };

#endif // C_PSLNBASEVIEW_H

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